Add full text regex searching to chrome://sync

sync/syncable/syncable_id.cc

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "sync/syncable/syncable_id.h"
 
 #include <iosfwd>
 
-#include "base/string_util.h"
 #include "base/values.h"
 
 using std::ostream;
 using std::string;
 
 namespace syncable {
 
 ostream& operator<<(ostream& out, const Id& id) {
   out << id.s_;
   return out;
@@ skipping 30 matching lines @@
 }
 
 Id Id::GetLexicographicSuccessor() const {
   // The successor of a string is given by appending the least
   // character in the alphabet.
   Id id = *this;
   id.s_.push_back(0);
   return id;
 }
 
-bool Id::ContainsStringCaseInsensitive(
-    const std::string& lowercase_query) const {
-  DCHECK_EQ(StringToLowerASCII(lowercase_query), lowercase_query);
-  return StringToLowerASCII(s_).find(lowercase_query) != std::string::npos;
-}
-
 // static
 Id Id::GetLeastIdForLexicographicComparison() {
   Id id;
   id.s_.clear();
   return id;
 }
 
 Id GetNullId() {
   return Id();  // Currently == root.
 }
 
 }  // namespace syncable